Premium Cut Diamonds
Our breathtaking diamonds
With so many different diamonds to choose from, narrowing down your options can feel overwhelming. At Sinclairs, we ensure you purchase with peace of mind. With decades of experience sourcing diamonds from around the world, every stone we offer comes fully certified with a GIA certificate of authenticity.
We’ll help you find the perfect diamond through our trusted global network, ensuring you receive exceptional value for money – alongside a beautifully bespoke piece you’ll treasure forever.
Diamond Grading
Everything you need to know about the 5C’s, Colour, Clarity, Carat Weight, Cut and most importantly Certificate.
Hearts & Arrows Diamonds
The 58 facet diamond, when cut to ‘ideal’ proportions can display the unique and beautiful Hearts and Arrows effect.
Lab Grown Diamonds
Discover this new technology. Identical to natural diamonds in every way, they are ethically sourced and eco-friendly.